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LTC3603 Datasheet, PDF (17/22 Pages) Linear Technology – 2.5A, 15V Monolithic Synchronous Step-Down Regulator
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TYPICAL APPLICATIONS
1.8V, 2.5A Regulator at 1MHz, Burst Mode Operation
R3
RPG
845k
200k
PGOOD
R4
ROSC
137k 105k
CITH
1nF
RITH
4.32k
R1
105k
CFB R2
10pF 210k
SYNC/MODE
PGOOD
RT
INTVCC
PVIN
PVIN
BOOST
ITH
LTC3603
SW
VFB
SW
RUN
SW
TRACK/SS
PGND
PGND
PGND
CVCC
1μF
D1
CBST
0.22μF
L1
1μH
VIN
12V
CIN
22μF
VOUT
1.8V
2.5A
COUT
100μF
s2
LTC3603
L1: VISHAY IHLP2525CZER1R0MO1
CIN: TAIYO YUDEN TMK325BJ226MM-T
COUT: TAIYO YUDEN AMK316BJ107ML
3603 TA02
1.2V, 2.5A Regulator at 750kHz, Burst Mode Operation
R3 RPG
845k 200k
PGOOD
R4
137k
ROSC
143k
CITH
1nF
RITH
4.32k
R1
105k
10pF
R2
105k
SYNC/MODE
PGOOD
RT
INTVCC
PVIN
PVIN
BOOST
ITH
LTC3603
SW
VFB
SW
RUN
SW
TRACK/SS
PGND
PGND
PGND
CVCC
1μF
D1
CBST
0.22μF
L1
1μH
VIN
12V
CIN
22μF
VOUT
1.2V
2.5A
COUT
100μF
s2
L1: VISHAY IHLP2525CZER1ROMO1
CIN: TAIYO YUDEN TMK325BJ226MM-T
COUT: TAIYO YUDEN AMK316BJ107ML
3603 TA03
3603fa
17
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